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Vanadium passivation in a hydrocarbon catalytic cracking process

Patent ·
OSTI ID:6728161
;
A process is described for the conversion of a hydrocarbon oil feed having a significant concentration of vanadium to lighter oil products which comprises contacting the feed under conversion conditions with a cracking catalyst containing a calcium-containing additive comprising a substantially amorphous calcium silicate.
Assignee:
Chevron Research Co., San Francisco, CA
Patent Number(s):
US 4750988
OSTI ID:
6728161
Country of Publication:
United States
Language:
English

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Related Subjects

02 PETROLEUM
020400* -- Petroleum-- Processing
ADDITIVES
ALKALINE EARTH METAL COMPOUNDS
ALKALINE EARTH METALS
AMORPHOUS STATE
CALCIUM
CALCIUM COMPOUNDS
CALCIUM SILICATES
CATALYTIC CRACKING
CHEMICAL COMPOSITION
CHEMICAL REACTIONS
CRACKING
DECOMPOSITION
ELEMENTS
ENERGY SOURCES
FOSSIL FUELS
FUELS
METALS
OXYGEN COMPOUNDS
PASSIVATION
PETROLEUM
PETROLEUM FRACTIONS
PYROLYSIS
SILICATES
SILICON COMPOUNDS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENTS
VANADIUM